4.2.3 - Bond Energies and Resonance
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
Define bond energy.
💡 Hint: Think of it as the energy needed to separate atoms held together by that bond.
What is a resonance structure?
💡 Hint: Consider structures that show various electron arrangements.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is bond energy?
💡 Hint: Think about energy changes during bond formation and breakage.
True or False: Resonance structures represent the only configuration of electron distribution in a molecule.
💡 Hint: How many ways can a molecule's electrons be represented?
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Given the bond energy values for C–C single, C=C double, and C≡C triple bonds, discuss the molecular implications of these values for a hexagonal hydrocarbon.
💡 Hint: Consider how resonance changes the typical reactivity of carbon bonds.
Draw and explain the resonance structures of the sulfate ion (SO₄²−), determining the bond orders for each S-O bond.
💡 Hint: Think about how shifting the double bonds can affect overall stability.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.